How to obtain beta ratio for nand2 gate and nor2 gate?

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Linsey

Joined Jul 12, 2010
1
It's been known that beta ration for inverter can be calculated from the dimension fo pfet and nfet of an inverter. Need to get the number for nand and nor, is there a way to calculate it or it has to be characterized from transfer function curve?

Linsey
 
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